VBA Code: Conversion Calculator of Pressure and Temperature Using Bisection Method
VBA Code use in Userform: First make Useform: Change name textbox1: txtPressure ComboBox: cmbTemperature textbox2: lblResult Button Name Calculate: btnCalculate Reset: CommandButtonReset Quit: CommandButtonQuit Now Right click on UseFrom to View Code: Now Copy and Paste this below Code: Option Explicit Private Sub UserForm_Initialize() ' Populate the temperature ComboBox cmbTemperature.List = Array("300", "400", "450", "500", "550", "600") End Sub Private Sub btnCalculate_Click() ' Handle input validation and perform the bisection method ' Input validation for pressure If Trim(txtPressure.Value) = "" Then MsgBox "Please enter a pressure value.", vbExclamation Exit Sub ElseIf Not IsNumeric(txtPressure.Value) Then MsgBox "Pressure must be a numeric value.", vbExclamation ...